To install Kali and make it useful, install the following from apt:

terminator
jxplorer
seclists

From github:
JumboJohn: https://github.com/magnumripper/JohnTheRipper
Nishang: https://github.com/samratashok/nishang
Chisel: https://github.com/jpillora/chisel
LinEnum: https://github.com/rebootuser/LinEnum
PEASS: https://github.com/carlospolop/privilege-escalation-awesome-scripts-suite